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Key Documents

09-1812

Sigma-Aldrich

Diethyl ether

≥99.5%

Synonym(s):

Et2O, Ethoxyethane, Ether, Ethyl ether

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About This Item

Linear Formula:
(CH3CH2)2O
CAS Number:
Molecular Weight:
74.12
Beilstein:
1696894
MDL number:
UNSPSC Code:
12352112
PubChem Substance ID:

vapor density

2.6 (vs air)

vapor pressure

28.5 psi

Assay

≥99.5%

form

liquid

autoignition temp.

320 °F

expl. lim.

36.5 %

availability

available only in Japan

impurities

<100 ppm water

refractive index

n20/D 1.3530 (lit.)

bp

34.6 °C (lit.)

mp

−116 °C (lit.)

density

0.706 g/mL at 25 °C (lit.)

SMILES string

CCOCC

InChI

1S/C4H10O/c1-3-5-4-2/h3-4H2,1-2H3

InChI key

RTZKZFJDLAIYFH-UHFFFAOYSA-N

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Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Flam. Liq. 1 - STOT SE 3

Target Organs

Respiratory system

Supplementary Hazards

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

-49.0 °F

Flash Point(C)

-45 °C


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